the 30-amp rating of the 61345 can safely replace a lower-rated 25-amp unit as long as the voltage and pole configuration match

Does this unit require a separate power supply for the current sensor

Key Benefits Universal Ultra Compatibility: Specifically engineered for the Weil McLain Ultra Series (155-399)

providing the mechanical integrity needed for 61 lb force output applications

this thermostatic radiator valve body offers the precision required for balancing commercial and residential heating circuits

Resideo FM911 Valve Els PW 17895 the 30-amp rating of theThe Resideo FM911 (identical to the FM911 U) is a high performance boiler fill valve and backflow preventer combo engineered for precise hydronic heating system maintenance. This 1 2 inch assembly features a pressure regulating valve factory preset at 12 PSI, though it is field adjustable from 4 to 60 PSI to accommodate systems in buildings up to 12 stories. Designed specifically for expansion tank mounting, the unit utilizes a balanced seat piston